2000291678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{418997}}^1$

素因数の和:419048

約数の個数: 32

約数和(自身を含む): 3861485568

約数和(自身を除く): 1861193890

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 418997, 837994, 2932979, 4608967, 5865958, 9217934, 12988907, 25977814, 32262769, 64525538, 90922349, 142877977, 181844698, 285755954, 1000145839, 2000291678]

約数ペア:

[(1, 2000291678), (2, 1000145839), (7, 285755954), (11, 181844698), (14, 142877977), (22, 90922349), (31, 64525538), (62, 32262769), (77, 25977814), (154, 12988907), (217, 9217934), (341, 5865958), (434, 4608967), (682, 2932979), (2387, 837994), (4774, 418997)]